an individual, usually a man, that you are involved with. He is usually not a boyfriend, yet he is more than a friend, sex is typicaly involved. Yet his intelligence is limited and rather than let everyone know you are banging an idiot you refer to him as"dum dum" in an effort to save face and protect his identity and your image. You do not call him dum dum to his face, you only use this term to describe him when speaking with your friends.
Jas: "What did you do last night?
Mia: "Dum dum cam over last night."
Mia: "Remember the guy I told you about, dum dum?"
Jas: "ohhh yeah."
u guyz!dum dums are those small lollipops u get at the bank when ur little :)
Dum Dums are yummy.I got a Dum Dum at the bank.
A person who lacks both intelligence and common sense.
These people are worthless most of the time.
Candy from Two and a Half Men is such a dum-dum.
Ditzy people are all dum-dums.
Used for a person when he/she shows just a momentary dumbness.
You: Wow, that's a lovely dog!
Me: That's a cat, dumdum!
Akeeva:Mane, i'm so retawded
Tyrelle:No mane it's dum dum
A slang term for a type of ammunition such as ball ammo or lead bullets. A non hollow point round
I got nothin but dum dums for my 9mm
A crazy dancer with obesessions about many boys/men
Wow, look at her drool over that cut-out of Orlando Bloom! What a Dum Dum!